Use APKPure App
Get Arduino Bluetooth Controller old version APK for Android
Arduino ब्लूटूथ नियंत्रक इस ऐप द्वारा आप Arduino को ब्लूटूथ द्वारा नियंत्रित कर सकते हैं
Arduino Bluetooth Controller by this app you can controlled Arduino by Bluetooth. You can also controlled servo motor. you can send command with voice.